For the summer of 2015, Student Life ran a lottery to see which startups got what rooms in 2401. Given the open floorplan, entrepreneurs from the 17 different startups enjoyed a communal spirit and could yell questions across the space to each other, recalls second-year MBA Jonathan Sockol, who as co-president of the Entrepreneurship Club helped the School set up the incubator this year. His favorite memory: the excitement of move-in day.

What follows is a short description of 2015’s participating startups in 2401: